21604680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60013}}^1$

素因数の和:60030

約数の個数: 48

約数和(自身を含む): 70216380

約数和(自身を除く): 48611700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60013, 120026, 180039, 240052, 300065, 360078, 480104, 540117, 600130, 720156, 900195, 1080234, 1200260, 1440312, 1800390, 2160468, 2400520, 2700585, 3600780, 4320936, 5401170, 7201560, 10802340, 21604680]

約数ペア:

[(1, 21604680), (2, 10802340), (3, 7201560), (4, 5401170), (5, 4320936), (6, 3600780), (8, 2700585), (9, 2400520), (10, 2160468), (12, 1800390), (15, 1440312), (18, 1200260), (20, 1080234), (24, 900195), (30, 720156), (36, 600130), (40, 540117), (45, 480104), (60, 360078), (72, 300065), (90, 240052), (120, 180039), (180, 120026), (360, 60013)]